16633137020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{217313}}^1$

素因数の和:217454

約数の個数: 48

約数和(自身を含む): 36143664480

約数和(自身を除く): 19510527460

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 860, 890, 1780, 3827, 7654, 15308, 19135, 38270, 76540, 217313, 434626, 869252, 1086565, 2173130, 4346260, 9344459, 18688918, 19340857, 37377836, 38681714, 46722295, 77363428, 93444590, 96704285, 186889180, 193408570, 386817140, 831656851, 1663313702, 3326627404, 4158284255, 8316568510, 16633137020]

約数ペア:

[(1, 16633137020), (2, 8316568510), (4, 4158284255), (5, 3326627404), (10, 1663313702), (20, 831656851), (43, 386817140), (86, 193408570), (89, 186889180), (172, 96704285), (178, 93444590), (215, 77363428), (356, 46722295), (430, 38681714), (445, 37377836), (860, 19340857), (890, 18688918), (1780, 9344459), (3827, 4346260), (7654, 2173130), (15308, 1086565), (19135, 869252), (38270, 434626), (76540, 217313)]